There are several Tinder secret mode available.
First one requires to be a premium user. Once you are, you can chose to have your profile only displayed to people you have previously swiped right on.
If you don't swipe right on you, they will never see your profile!
You can also hide your profile from all the other users. Useful when you want to take a break. But this may hurt your ranking!
It's hard to know what makes a dating profile attractive, and even harder to know which pictures are good or not.